Table 4.

Results of the studies assessing the efficacy of GnRHa given before and during chemotherapy in HSCT recipients in terms of ovarian function and fertility preservation.

Reference	No of patients	Previous Cxt	Type of HSCT	Type of disease	Results
Blumenfeld, 2012	83		Allo/auto	Various	18/47 in GnRHa group vs 4/36 in control group
	33		Auto	Lymphoma	14/21 in GnRHa group vs 2/11 in control group
Cheng, 2012	44	Yes (42/44)	Allo/auto	Various	7/44
	29		Allo	Allo HSCT	2/29, P = 0.04
	15			Auto HSCT	5/15
Pup, 2014	17		Auto	Lymphoma	5/17
Phelan, 2016	17 (7 received GnRHa)	Yes	Auto/allo	Various	3/7
Demesteere, 2016	10 (3 received GnRHa)	No	Auto	Lymphoma	2/3 in GnRHa group vs 4/7 in control group

HSCT, hematopoietic stem cell transplantation.